That doesn't sound right to me. If there's no air, then only black body radiation can be used to cool the data center. That means a massive radiator, a lot larger than a heat-to-air radiator+fan used on earth.
The real business is the fake contracting companies the founders own who will hoover up all the contracts, do a lot of on-paper contracting making the founders very wealthy before the fake lunar business goes bankrupt.
It's a startup forum. People commenting here have real world experience with startups. Might they not be commenting on what they see and know?